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Cooking utensil control method and cooking utensil
ActiveCN110874087AHas all technical effectsPressure-cookersTotal factory controlProcess engineeringFood material
The invention provides a cooking utensil control method, a cooking utensil and a computer readable storage medium. The cooking utensil control method comprises: acquiring cooking recipe information, reading food material types and cooking modes in the cooking recipe information, acquiring preprocessing time, corresponding to the food material type, of a preprocessing program and cooking time corresponding to the cooking mode in a preset database, calculating a preprocessing moment according to the reserved dining time, the preprocessing time and the cooking time, and sending reservation reminding information before the preprocessing moment. By calculation of preprocessing time, it can be ensured that reservation reminding is performed on the user before the preprocessing moment, a user makes an appointment at the moment, so that the cooking utensil can execute a preprocessing program and a cooking program, it can be guaranteed that the cooking utensil does not influence the dining appointment time after the preprocessing program and the cooking program are completed, the preprocessed food materials can show the optimal taste, and the market competitiveness of the product is improved.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD
Vacuum laser sealing welding tool and vacuum laser sealing machine
PendingCN108941904AHas all technical effectsWelding/cutting auxillary devicesAuxillary welding devicesEngineeringVacuum chamber
The invention provides a vacuum laser sealing welding tool and a vacuum laser sealing machine. The vacuum laser sealing tool comprises a sealing welding plate and a magnetic attraction plate, a plurality of workpiece mounting grooves are formed in the sealing welding plate, openings of the workpiece mounting groove faces upwards, and workpiece bases are installed in the workpiece mounting grooves;a plurality of magnetic attraction pieces are arranged on the magnetic attraction plate, the magnetic attraction plate is detachably arranged below the sealing welding plate, and the center positionsof the magnetic attraction pieces correspond to the center positions of the workpiece mounting grooves in a one-to-one correspondence mode; and when workpiece cover plates are installed above the workpiece bases, the magnetic attraction pieces can attract the workpiece cover plates so that the workpiece cover plates can be fixed on the workpiece bases. According to the vacuum laser sealing welding tool, the center positions of the magnetic attraction pieces arranged in the magnetic attraction plate correspond to the center positions of the workpiece mounting grooves in a one-to-one mode, so that when the workpiece cover plates are installed above the workpiece bases, the magnetic attraction force generated by the magnetic attraction pieces enables the workpiece cover plates to be tightlyfixed to the workpiece bases, and then the workpiece bases and the workpiece cover plates can be directly conveyed into a vacuum chamber for vacuum laser sealing welding.
Owner:东晶电子金华有限公司
Data analysis method, apparatus and apparatus
InactiveCN109299187AHas all technical effectsVisual data miningStructured data browsingData sourceDEVS
The invention provides a data analysis method, a device, a device and a computer-readable storage medium. The data analysis method includes: parsing a specified data source in the analysis instructionin response to the analysis instruction; Analyzing a designated data source to generate data relationship information, the data relationship information including relationships among data corresponding to the designated data source; Displays data relationship information in a visual interface. The data analysis method provided by the invention is oriented to developers of an ERP system, By analyzing the data relationship information in the designated data source, and generating visual interface, it can facilitate developers to understand the relationship between the data, so as to shorten thetime consumption in the expansion process of the ERP system, quickly solve the problem of arranging and locating data, and improve customer satisfaction. In addition, the method runs independently ofthe ERP system, does not require additional hardware equipment, is installation-free, and is convenient for developers to use.
Owner:YONYOU NETWORK TECH CO LTD
Wireless local area network communication method and device, station device and access point device
ActiveCN108737053AImprove regional throughputHas all technical effectsNetwork topologiesTransmission path sub-channels allocationChange managementFrequency spectrum
The invention provides a wireless local area network communication method and device, a station device and an access point device, wherein the communication method comprises the following steps: receiving a plurality of change management message frames, wherein the change management message frame comprises BSS color value change information; the BSS color value change information comprises a changed BSS color value; if it is determined that the BSS color value change information of at least two change management message frames in a plurality of the change management message frames is the same,generating and transmitting a change stop frame to instruct the access point device to stop changing the BSS color value, or generating and sending a change request frame to instruct the access pointdevice to re-change the BSS color value. Through the technical scheme of the invention, the occurrence of communication conflicts is reduced, and the spectrum utilization rate and the throughput of the basic service set are improved.
Owner:MEIZU TECH CO LTD
Refrigerant amount judgment method and system
ActiveCN107906671AEasy maintenanceSolve the lack of precisionMechanical apparatusSpace heating and ventilation safety systemsRefrigerationRefrigerant
The invention provides a refrigerant amount judgment method and system, computer equipment and a computer readable storage medium. The refrigerant amount judgment method is used for an air conditioner. The air conditioner comprises an indoor unit and an outdoor unit. The air conditioner is filled with a refrigerant. The refrigerant amount judgment method comprises the steps that exhaust parametersof the outdoor unit are detected in a refrigeration mode, and the relation between the exhaust parameters and preset exhaust parameters is judged; and according to the judgment result, whether the refrigerant amount in the air conditioner reaches the standard refrigerant amount or not is judged. According to the provided refrigerant amount judgment method, whether the refrigerant amount in the air conditioner reaches the standard refrigerant amount or not can be determined by detecting the exhaust performance parameters of the outdoor unit in the refrigeration mode and comparing the detectedexhaust parameters with the preset exhaust parameters.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1
Image detection method and system
ActiveCN108629319AHas all technical effectsBiometric pattern recognitionPattern recognitionImage detection
The embodiment of the invention provides an image detection method, an image detection system, a computer device and a computer readable storage medium, which are applied to the field of mobile application technologies. The image detection method comprises the steps that a portrait image collected by an image collecting device is received; the portrait image is input into a neural network model, wherein the neural network model comprises a target segmentation model and / or a target detection model; when the neural network model comprises a target segmentation model, the target segmentation model is used to acquire the attribute information of a specific region in the portrait image, and / or when the neural network model comprises the target detection model, the target detection model is usedto detect whether a target object exists in the portrait image; and whether the portrait image satisfies a preset criterion is judged. According to the image detection method provided by the embodiment of the invention, the method can automatically recognize the collected portrait image for different recognition requirements by using the neural network model; the image recognition performance isimproved; and the detection efficiency and convenience are improved.
Owner:BEIJING DIDI INFINITY TECH & DEV
Air conditioner, control method thereof and computer-readable storage medium
PendingCN111140915AHigh degree of freedom of useImprove user experienceMechanical apparatusLighting and heating apparatusPhysicsEngineering
The invention provides an air conditioner, a control method thereof and a computer-readable storage medium. The air conditioner comprises a shell, a first air guiding plate and an air-diffusing assembly, wherein the shell is provided with an opening part; the first air guiding plate is connected with the shell, and an air outlet is defined by the first air guiding plate and the opening part; and an air-diffusing part is formed on the air-dispersing assembly and is suitable for allowing airflow to penetrate and suitable for making the penetrating airflow to flow diffusely, the air-dispersing assembly is suitable for moving relative to the shell, and the air outlet is opened or closed by movement of the air-diffusing assembly. According to the air conditioner provided by the invention, in the working process, the air outlet are defined by the first air guiding plate and the shell, the air-diffusing assembly can close or open the air outlet, when the air conditioner is stopped, the air-diffusing assembly can form the appearance of the air conditioner with the shell, and meanwhile, a variety of forms of non-wind-induction air output can be formed through the air-diffusing assembly. Thedegree of freedom of use is higher, and the user experience is improved.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1
Wireless local area network communication method and device, access point equipment and site equipment
ActiveCN108738114AImprove regional throughputHas all technical effectsPower managementNetwork topologiesChange managementFrequency spectrum
The invention provides a wireless local area network communication method and device, access point equipment and site equipment. The communication method comprises the following steps: determining a multiple value between a maximum wake-up period of the site equipment and the transmitting time of a target beacon frame; and generating and transmitting a change management message frame according tothe multiple value, wherein the change management message frame is used for notifying the site equipment that a BSS color value has been updated, wherein the change management message frame is used for carrying BSS (Basis Service Set) color value change information, and the multiple value is equal to a BSS color value change reciprocal counter value included in the BSS color value change information. Through the technical scheme of the invention, the occurrence of communication conflicts is reduced, and the spectrum utilization and the throughput of a basic service set are improved.
Owner:MEIZU TECH CO LTD
Rotor core, permanent magnet motor and compressor
PendingCN110620456AHas all technical effectsMagnetic circuit rotating partsPermanent magnet motorMagnetic isolation
The invention provides a rotor core, a permanent magnet motor and a compressor. The rotor core comprises a plurality of permanent magnet grooves and a plurality of magnetic isolation groove groups, wherein a plurality of permanent magnet grooves penetrate through the rotor core along the axial direction of the rotor core, a plurality of magnetic isolation groove groups are respectively arranged between any one of a plurality of permanent magnet grooves and an outer contour of the rotor core, a plurality of magnetic isolation groove groups are in one-to-one correspondence with a plurality of permanent magnet grooves, and any one of a plurality of magnetic isolation groove groups comprises at least two magnetic isolation grooves, in a plane perpendicular to the central axis of the rotor core, a straight line connecting two ends of any one of the at least two magnetic isolation grooves is a magnetic isolation groove trend line, and an intersection point of the at least two magnetic isolation groove trend lines corresponding to any one of a plurality of magnetic isolation groove groups is located in the rotor core. The rotor core is advantaged in that the magnetic isolation groove groups are arranged, and the intersection point of the at least two corresponding magnetic isolation groove trend lines in any one magnetic isolation groove group is positioned in the rotor core, so the noise is reduced, and efficiency of the permanent magnet motor is improved.
Owner:GUANGDONG MEIZHI COMPRESSOR
Control method of air conditioner, air conditioner and computer readable storage medium
ActiveCN109405220AGuaranteed reliabilityHas all technical effectsMechanical apparatusSpace heating and ventilation safety systemsEngineeringCurrent noise
The invention provides a control method of an air conditioner. The control method of the air conditioner includes the steps that the current rotating speed of a draught fan of the air conditioner andthe current noise value of the air conditioner are acquired; the current noise-rotating speed ratio Y is calculated according to the current rotating speed and the current noise value, and the expected noise-rotating speed ratio Ys corresponding to the current rotating speed is acquired according to the current rotating speed; and the current noise-rotating speed ratio Y and the expected noise-rotating speed ratio Ys are compared, and the current rotating speed of the draught fan is adjusted according to the comparison result. After the current noise-rotating speed ratio Y is acquired, the current noise-rotating speed ratio Y and the expected noise-rotating speed ratio Ys are compared, the comparison result reflects whether the current noise-rotating speed ratio Y conforms to the expectednoise-rotating speed ratio Ys or not, or whether the difference value of the current noise-rotating speed ratio Y and the expected noise-rotating speed ratio Ys is proper or not, thus, the current rotating speed of the draught fan can be adjusted according to the comparison result, the noise value can be changed, the draught fan precisely runs according to the control requirements, and the reliability of the air conditioner is guaranteed.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1
Vehicle operation detection method, system and computer readable storage medium
PendingCN110160537AComplete effectiveImprove accuracyInstruments for road network navigationSatellite radio beaconingMeasurement pointSimulation
The invention provides a vehicle operation detection method, a vehicle operation detection system and a computer readable storage medium. The method comprises steps: when the vehicle executes the operation, the coordinate data of multiple measurement points along the path of the vehicle are collected; the contained theoretical operation route is read based on the operation, the coordinate data ofmultiple reference points preset in the theoretical operation route are acquired, and the reference operation times corresponding to the theoretical operation route are acquired; based on the collected coordinate data of the multiple measurement points and the coordinate data of the preset multiple reference points, the actual operation times in the case of executing the operation by the vehicle are calculated; and through the reference operation times and the actual operation times, the completion rate of the vehicle is calculated. When the above technical scheme is applied, monitoring on theoperation completion condition can also be realized, the operation can be ensured to be effectively completed, and the cleaning quality is thus ensured.
Owner:ZICT TECH CO LTD
Refrigerant amount judgment method and system
ActiveCN107906672AEasy maintenanceSolve the lack of precisionMechanical apparatusSpace heating and ventilation safety systemsEngineeringRefrigerant
The invention provides a refrigerant amount judgment method and system, computer equipment and a computer readable storage medium. The refrigerant amount judgment method is used for an air conditioner. The air conditioner comprises an indoor unit and an outdoor unit. The air conditioner is filled with a refrigerant. The refrigerant amount judgment method comprises the steps that exhaust parametersof the outdoor unit are detected in a heating mode, and the relation between the exhaust parameters and preset exhaust parameters is judged; and according to the judgment result, whether the refrigerant amount in the air conditioner reaches the standard refrigerant amount or not is judged. According to the provided refrigerant amount judgment method, whether the refrigerant amount in the air conditioner reaches the standard refrigerant amount or not can be determined by detecting the exhaust performance parameters of the outdoor unit in the heating mode and comparing the detected exhaust parameters with the preset exhaust parameters.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1
Rotation blockage detection method and device
ActiveCN110927570APracticalImprove safety and reliabilityDynamo-electric machine testingElectric machineSimulation
The invention provides a locked-rotor detection method and device, a computer readable storage medium and a motor driving device, and the locked-rotor detection method comprises the steps: obtaining the input power of a motor in real time; calculating a fluctuation value of an input power; and comparing the fluctuation value with the fluctuation threshold value, and when the fluctuation value is continuously smaller than the fluctuation threshold value within a preset duration, judging that the motor stalls. The invention provides a locked-rotor detection method. The invention is especially suitable for a sensorless AC motor. By monitoring the fluctuation value of the input power which is not influenced by the position angle, whether the motor is locked-rotor can be accurately detected, the scheme can be applied to a torque current control mode or a speed control mode of the motor, the defects in the prior art are overcome, the practicability is high, and the safety and reliability arehigh.
Owner:GUANGDONG WELLING ELECTRIC MACHINE MFG +1
Electrocardio monitoring method and device, and computer readable storage medium
PendingCN110141213APrevent disease in advanceECG diagnosis resource sharingSensorsBlood characterising devicesMedical adviceData platform
The invention provides an electrocardio monitoring method and device, and a computer readable storage medium. The electrocardio monitoring method comprises the steps of obtaining physiological parameters of a user; monitoring the electrocardio state of the user according to the physiological parameters; and transmitting abnormal electrocardio monitoring results to a server so that the server generates corresponding health advice based on the abnormal electrocardio monitoring results and performs feedback. According to the electrocardio monitoring method provided by the invention, health data is transmitted to the server through network, so that long-time storage of data is realized; real-time analysis is performed through the data platform, so that forecast and diagnosis of common diseasesare realized, real-time warning on abnormal electrocardio can be performed, the user is reminded to pay attention to notices and seek medical advice timely, and the electrocardio monitoring method has the good effects of preventing diseases in advance and enabling the user to seek medical advice timely.
Owner:ZICT TECH CO LTD
Overcurrent protection circuit and self-checking method thereof
InactiveCN111244882AWith self-test functionReliable protection functionArrangements responsive to excess currentControl engineeringControl cell
The invention provides an over-current protection circuit and a self-checking method thereof, and the over-current protection circuit comprises a protection circuit, a micro-control unit and an injection signal circuit, wherein the protection circuit comprises a sampling circuit and a comparison circuit, and the sampling circuit is used for connecting a load and detecting a sampling current on theload; the comparison circuit is directly or indirectly connected with the output end of the sampling circuit; the comparison circuit generates an over-current signal when the load is over-current; aprotection pin of the micro-control unit is directly or indirectly connected with the output end of the comparison circuit so as to receive an overcurrent signal; and one end of the injection signal circuit is connected with the input / output interface of the micro-control unit, the other end is directly or indirectly connected with the output end of the sampling circuit, and the injection signal circuit is used for injecting an overcurrent test signal into the protection circuit. According to the overcurrent protection circuit provided by the invention, the micro-control unit is provided withthe input / output interface and is connected with the injection signal circuit, and whether the protection circuit is good or not is verified by detecting whether the output is normal or not so as to perform self-inspection on the protection circuit.
Owner:GUANGDONG WELLING AUTO PARTS CO LTD
Image detection method and system
ActiveCN108629319BHas all technical effectsBiometric pattern recognitionPattern recognitionImage detection
Embodiments of the present disclosure provide an image detection method, an image detection system, computer equipment, and a computer-readable storage medium, which are applied in the technical field of mobile applications, wherein the image detection method includes: receiving a portrait image collected by an image collection device; In the image input neural network model, the neural network model includes a target segmentation model and / or a target detection model; when the neural network model includes a target segmentation model, the attribute information of a specific region in the portrait image is obtained using the target segmentation model; and / or when When the neural network model includes a target detection model, the target detection model is used to detect whether there is a target object in the portrait image; and to judge whether the portrait image meets a preset standard. The image detection method provided by the embodiments of the present disclosure can automatically recognize the collected portrait images according to different recognition requirements by using a neural network model, which improves image recognition performance, detection efficiency and convenience.
Owner:BEIJING DIDI INFINITY TECH & DEV
Temperature compensation method, printed circuit board, compressor and vehicle
ActiveCN111238667AHas all technical effectsWith technical effectThermometer detailsThermometers using electric/magnetic elementsData packTemperature curve
The invention provides a temperature compensation method, a printed circuit board, a compressor and a vehicle. The temperature compensation method comprises the steps of: obtaining a data package, enabling the data package to comprise a plurality of data pairs, enabling each data pair to comprise an associated voltage and a measurement temperature, and enabling the measurement temperature to be calculated through a voltage and voltage temperature relation, performing clustering calculation on the data package to obtain a plurality of central data pairs, and forming a central data pair group bythe plurality of central data pairs, fitting a voltage temperature curve by the central data pair group, and generating a temperature compensation model according to the voltage temperature curve andthe theoretical voltage temperature curve, the temperature compensation model being used for compensating the measurement temperature. According to the temperature compensation method provided by theinvention, the digital signal of the NTC temperature-sensitive resistor is acquired, the data is analyzed by using a signal processing method, and finally, the temperature compensation model for monitoring the temperature in real time is established to compensate the measurement temperature, so that the temperature detection precision can be improved, and the printed circuit board can be protected more effectively.
Owner:安庆威灵汽车部件有限公司 +2
Drying device and asphalt station
InactiveCN111519496AImprove processing efficiencyPromote redox reactionsGas treatmentDispersed particle separationNitrogen oxidesCombustor
The invention provides a drying device and an asphalt station. The drying device comprises a reducing agent storage tank, a pump, a drying drum, a combustor and a spraying device; the input end of thepump is communicated with the reducing agent storage tank; the combustor is arranged in the drying drum; and the spraying device is communicated with the output end of the pump and is arranged in thedrying drum. During the use of the drying device, the combustor is used for drying a cold material by combusting heavy oil, and the pump is started in the process; the pump pumps a reducing agent inthe reducing agent storage tank to the spraying device; the spraying device sprays the reducing agent out; the reducing agent and nitrogen oxide generated by the heavy oil combustion of the combustorcan be subjected to a reduction reaction, so that nitrogen and water are generated, and therefore, a nitrogen oxide in waste gas generated by the combustion of the combustor are removed, and the content of the nitrogen oxide in the waste gas is reduced.
Owner:SANY AUTOMOBILE MFG CO LTD
Power-down protection control method and control module
ActiveCN110932649AEase decelerationAvoid damageElectric motor controlCurrent/voltage measurementComputer-on-moduleControl system
The invention provides a power-down protection control method for a permanent magnet synchronous motor control system, a control module, a computer readable storage medium and the permanent magnet synchronous motor control system. The power-down protection control method comprises the following steps: counting a voltage value of a direct-current bus module in real time; judging whether power failure occurs or not according to the voltage value; and when power failure is judged, entering a constant-pressure braking mode to control the permanent magnet synchronous motor to decelerate and brake according to a preset acceleration so as to enable the voltage value to be smaller than or equal to a first preset voltage value. According to the power-down protection control method, the permanent magnet synchronous motor is controlled to decelerate and brake according to a preset acceleration through constant-pressure braking; the deceleration speed of the permanent magnet synchronous motor canbe reduced, so that the voltage formed by the counter electromotive force instantaneously generated by the permanent magnet synchronous motor on the direct current bus module is lower than the safetyvoltage, and the counter electromotive force generated by the permanent magnet synchronous motor due to power failure is prevented from forming higher voltage on the direct current bus module to damage components.
Owner:GUANGDONG WELLING ELECTRIC MACHINE MFG +1
Detection device, vibration level determination method, vending device and storage medium
ActiveCN110186550AAdaptation areaHas all technical effectsSubsonic/sonic/ultrasonic wave measurementUsing wave/particle radiation meansEngineering
Owner:HEFEI MIDEA INTELLIGENT TECH CO LTD
Air conditioner, control method of air conditioner and storage medium
PendingCN111140914AHigh degree of freedom of useImprove user experienceMechanical apparatusLighting and heating apparatusAir volumeEngineering
The invention provides an air conditioner, a control method of the air conditioner and a storage medium. The air conditioner comprises a shell and an air outlet assembly, wherein the shell is providedwith an air outlet, the air outlet assembly is arranged at the air outlet, the air outlet assembly is provided with a first air outlet structure, a second air outlet structure and an air guide plate,the first air outlet structure and the second air outlet structure are suitable for allowing airflow to pass therethrough, and the air guide plate is suitable for rotating to adjust the air volume ofthe first air outlet structure and the air volume of the second air outlet structure. According to the provided air conditioner, the air guide plate can guide the flow direction of airflow so that the airflow can be guided and then flows to the first air outlet structure or the second air outlet structure, then a plurality of air outlet modes are formed, accordingly the air volume of the first air outlet structure and the air volume of the second air outlet structure can be adjusted, then a user can reasonably distribute air supply directions and the air volumes based on own needs, the use degree of freedom is higher, and the user experience is improved.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1
Spill Controls and Cooking Utensils
ActiveCN110351912BHas all technical effectsBoiling over preventionInduction heating controlMagnetoEngineering
The invention provides an anti-overflow device and a cooking utensil using the anti-overflow device. The anti-overflow device includes: an air guide tube, a detection component and a control device, wherein the air inlet end of the air guide tube faces the exhaust port of the cooking utensil, and the air guide tube is provided with There is a detection opening, and the detection opening is located on the side wall of the air duct; the detection component is located at the detection opening, and the detection component includes: a moving part, an induction coil and a magnetic part, the moving part moves under the action of the airflow, and one of the induction coil and the magnetic part Connected with the moving part, the induction coil cuts the magnetic induction lines in the magnetic field generated by the magnetic part when the moving part moves; the control device is connected with the induction coil, and the control device controls the heating element of the cooking appliance according to the electric signal on the induction coil. The anti-overflow device provided by the present invention uses the principle of magnetoelectricity that the induction coil cuts the magnetic induction line to generate an induced electromotive force on the induction coil, and outputs a corresponding electrical signal to control the heating element of the cooking utensil, thereby realizing intelligent and active anti-overflow.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD
Temperature compensation method, printed circuit board, compressor and vehicle
ActiveCN111238667BHas all technical effectsWith technical effectThermometer detailsThermometers using electric/magnetic elementsData packTemperature curve
The invention provides a temperature compensation method, a printed circuit board, a compressor, and a vehicle, wherein the temperature compensation method includes: acquiring a data packet, the data packet includes a plurality of data pairs, and each data pair includes an associated voltage and measurement Temperature, the measured temperature is calculated by the relationship between voltage and voltage temperature; cluster calculation is performed on the data packets to obtain multiple central data pairs, and multiple central data pairs form a central data pair group; the voltage is fitted by the central data pair group Temperature curve: A temperature compensation model is generated according to the voltage temperature curve and the theoretical voltage temperature curve, and the temperature compensation model is used to compensate the measured temperature. The temperature compensation method provided by the present invention collects the digital signal of the NTC thermistor, analyzes the data by using the signal processing method, and finally establishes a temperature compensation model for real-time temperature monitoring to compensate the measured temperature, which can improve the detection of temperature Precision, so that the printed circuit board is more effectively protected.
Owner:安庆威灵汽车部件有限公司 +2
Motor operation control method, system, clothes processing device and readable storage medium
ActiveCN111064398BHas all technical effectsElectric motor controlOther washing machinesElectric machineControl system
The invention provides a motor operation control method, a motor operation control system and a computer-readable storage medium. The method includes: when the motor is running at the first target speed, responding to the zero-speed crossing command, analyzing the speed-time curve in the zero-speed crossing command, and controlling the motor to run according to the speed-time curve until the current speed of the motor reaches the second target Rotation speed; wherein, the rotation direction of the motor when it reaches the first target speed is opposite to the rotation direction when the motor reaches the second target speed, and there is only one moment in the process when the motor changes from the first target speed to the second target speed The speed is zero. Since there is only one moment in the process of changing the first target speed to the second target speed, the speed of the motor rotor is zero, which reduces the stop time of the rotor in the process of switching between different rotation directions, thereby reducing the washing time of clothes and improving the user's use experience.
Owner:GUANGDONG WELLING ELECTRIC MACHINE MFG +1
Clothes treatment device control method, clothes treatment device and storage medium
ActiveCN111676657BHas all technical effectsControl devices for washing apparatusTextiles and paperProcess engineeringLaundry
The invention provides a control method of a clothes processing device, a clothes processing device and a storage medium. The control method of the clothes processing device includes: obtaining the dry weight of the clothes to be dried, starting the washing procedure; The dry clothes are pre-dried; according to the weight change value of the clothes to be dried before and after pre-drying and the preset drying parameters, the first drying rate of the clothes to be dried is determined; according to the weight of the dry clothes and the first drying rate The target drying parameters of the clothes to be dried are determined, and the clothes to be dried are dried according to the target drying parameters. The clothes processing device provided by the present invention obtains the target drying parameters according to the first drying rate, and then performs drying treatment on the clothes to be dried according to the target drying parameters, avoiding the occurrence of drying damage, drying wrinkles, drying failure, etc. .
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD
Refrigerant amount judgment method and system
ActiveCN107906671BHas all technical effectsWith technical effectMechanical apparatusSpace heating and ventilation safety systemsEngineeringEquipment computers
The invention provides a refrigerant amount judgment method and system, computer equipment and a computer readable storage medium. The refrigerant amount judgment method is used for an air conditioner. The air conditioner comprises an indoor unit and an outdoor unit. The air conditioner is filled with a refrigerant. The refrigerant amount judgment method comprises the steps that exhaust parametersof the outdoor unit are detected in a refrigeration mode, and the relation between the exhaust parameters and preset exhaust parameters is judged; and according to the judgment result, whether the refrigerant amount in the air conditioner reaches the standard refrigerant amount or not is judged. According to the provided refrigerant amount judgment method, whether the refrigerant amount in the air conditioner reaches the standard refrigerant amount or not can be determined by detecting the exhaust performance parameters of the outdoor unit in the refrigeration mode and comparing the detectedexhaust parameters with the preset exhaust parameters.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1
Cooking utensil and control method and system of cooking utensil
ActiveCN110870673AGuaranteed tightnessAvoid affecting cooking timeCooking-vessel lids/coversCooking vessel constructionsProcess engineeringMechanical engineering
The invention provides a cooking utensil and a control method and system of the cooking utensil. A sealing piece in the cooking utensil is arranged on a cover body assembly; a pot body is located below the cover body assembly; a pot cover is buckled on the pot body; a feeding opening is formed in the pot cover, and sealing fit can be formed between the feeding port and the sealing piece; a pot body base plate is located below the pot body and is used for supporting the pot body, a first driving device is connected with the pot body base plate, and is used for driving the pot body base plate torotate, so that the pot body reciprocates between a high position and a low position; and a second driving device is connected with the sealing piece and used for driving the sealing piece to move between a sealing position of the feeding port and an opening position of the feeding port. The cooking utensil provided by the invention has the advantages that the automation degree is high, differentrequirements of the cooking utensil in a pretreatment stage or a cooking stage are met, a user does not need to continuously focus on the food material treatment process, the operation difficulty andintensity of the user are reduced, and the use experience feeling of the user is effectively improved.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD
Pinhole high-definition imaging device and pinhole imaging system
ActiveCN113189835ADiffraction suppressionReduce light intensityPhotographyOptical elementsMedicineImage resolution
The invention discloses a pinhole high-definition imaging device which comprises a substrate with a pinhole area, the diameter of the pinhole area is 10-100 micrometers, micro-nano small holes distributed in an asymmetric mode are formed in the pinhole area, and the aperture of the micro-nano small holes is in the hundred-nanometer magnitude. The large number of micro-nano small holes are randomly distributed in the pinhole, so that diffraction of the pinhole can be inhibited, and the final imaging resolution of the pinhole is approximate to the description of geometrical optics within a certain limit. Compared with pinhole imaging with the same aperture, the device breaks through the limitation of diffraction on the aperture of the pinhole, the pinhole can be made smaller, and the final imaging resolution is higher. Compared with performance of traditional pinhole imaging, the diffraction efficiency of a system is reduced through the large number of micro-nano small holes, the effect of a neutral filter is achieved, and the light intensity of incident light can be weakened on the premise that spectral information of the incident light is not changed so that imaging equipment can be protected. The invention further discloses a pinhole imaging system with the pinhole high-definition imaging device.
Owner:LASER FUSION RES CENT CHINA ACAD OF ENG PHYSICS
Pump body detection method, system, pump body and readable storage medium
ActiveCN111622938BHas all technical effectsMachine part testingPump testingElectric machineryEngineering
Owner:GUANGDONG WELLING AUTO PARTS CO LTD
Detection device, method for determining vibration level, vending device and storage medium
ActiveCN110186550BHas all technical effectsSubsonic/sonic/ultrasonic wave measurementUsing wave/particle radiation meansInformation processorTransmitter
Owner:HEFEI MIDEA INTELLIGENT TECH CO LTD
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